2012 GMC SIERRA-1500 Parts and Accessories

Tires, Ridge Grappler, LT 275/55-20, Radial, Blackwall, T Speed Rating, 117 Load Index, Each

Part Number: NIT-217670

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Spindles, Lowered, Ductile Iron, 4.5 in. Lift, Includes Brake Lines, Chevrolet, GMC, Pair

Part Number: MXT-701345

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Estimated Ship Date: Oct 15, 2025 if ordered today

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Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-6901711

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Brake Rotors and Ceramic Pads, 1-Click, Drilled/Slotted, Front/Rear Disc Brakes, Cadillac, Chevy, GMC, Kit

Part Number: PWR-K2070

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Today

Computer Chips and Modules, AFM Plus V4 Fuel Economy Module, V4 Mode Increase Optimzer, Cadillac, Chevrolet, GMC, Each

Part Number: RET-RA002

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spark Plug Wire, Solid Core, Black Stock Boots, LS1, LS6, LT Series, Set

Part Number: GRN-28-1545HTBB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wheel, Replica High Country, 22 in. x 9 in., Polished, 6 x 139.7mm/5.5 in. Bolt Circle, +28mm Offset, Each

Part Number: VXW-S571

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Step Bars, Magnum RT Gen 2, Steel, Black Textured Finish, Chevrolet, GMC, Pair

Part Number: RPT-GTS16CH

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Crossmember, Mid Frame Crossmember, Steel, Natural, Chevy, GMC, Each

Part Number: RBF-RB7341

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Tire, Baja Boss A/T, 265/65-18, Radial, Blackwall, Each

Part Number: MTT-53820

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Estimated Ship Date: Nov 10, 2025 if ordered today

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• Mfr. Rebate

Rebate Expires: 11/15/2025

Get $100 back after REBATE on four of these Mickey Thompson Tires! For details visit www.mickeythompsontires.com/offer ...Read More

Get $100 back after rebate on a set of four select Mickey Thompson Tires! Includes Baja Boss and Baja Legend lines. Visit www.mickeythompsontires.com/offer for complete rebate details and redemption information. Valid on purchases made between 10/1/25 and 11/15/25. Must be submitted online by 12/15/25. Allow 6-8 weeks for processing. Open to legal residents of the 50 United States and District of Columbia. Limit 1 rebate claim per household. Show Less

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Headers, Shorty, Steel, Temporary Black Paint, Chevy, GMC, Pair

Part Number: BIG-11142FLT

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 9.5 in., Kit

Part Number: YGA-14097

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 31, 2025 if ordered today

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Leaf Spring, Replacement, Stock Ride Height, Black, Rear, Chevrolet, GMC, Each

Part Number: RNB-22-1487

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Computer Programmer, Cadillac, Chevy, GMC/Hummer, Pickup/SUV, Each

Part Number: JET-15008

3.33 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Shocks and Struts, Air Spring to Coil Conversion Kit, Gas Charged, Coil Spring, Mount, Front, Includes Resistors, Cadillac, Chevrolet, GMC, Pair

Part Number: UNA-61590C

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Camshaft, Hydraulic Roller Tappet, Duration @ .050 in. 193/193, Lift .482/482, Chevy, LS, 4.8, 5.3L, Each

Part Number: MEL-MC1390

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Control Arms, Forged, Aluminum, Red, Front Upper, Chevrolet, GMC, Pair

Part Number: ROU-10025RED

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Estimated Ship Date: Oct 15, 2025 if ordered today

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Axles, Direct Fit, Rear Left/Right, 1541H Alloy Steel, 33-Spline, 34.020 in. Length, GM 9.5 in., Each

Part Number: YGA-21586

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Estimated Ship Date: Oct 31, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Master Overhaul, 30 Spline, GM 8.25 in. IFS, Kit

Part Number: YGA-14084

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Wheel, Mainline, Aluminum, Chrome, 17 in. x 8.0 in., 6 x 5.50 in., 4.500 in. Backspace, Each

Part Number: ARE-89378068200

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 9.5 in., 14-Bolt, Truck, Set

Part Number: MGR-GM9-5-342

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Computer Modules, Throttle Response Enhancer, Plug-n-Play, Module, Wiring Harness, Adjustable Dial, Chevy, GMC, 2.7L, 5.3L, 6.2L, Kit

Part Number: KNN-20-1000

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Brake Pads/Rotors, Front/Rear, Solid Surface Rotors, Ceramic Pads, Cadillac, Chevy, GMC, Kit

Part Number: PWR-KOE2070

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Wheel, Ram 1500, 22 in. x 9 in., Gloss Black, 6 x 5.5 in./139.7mm Bolt Circle, +18mm Offset, Each

Part Number: VXW-S732

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